12971698 25 | − | X | ÷ | 103 100 | − | X | ÷ | 103 100 | × | 3 100 | × | 3 50 | = | 0 |
| Left side of the equation = | 12971698 25 | − | X | × | 100 103 | − | X | × | 9 5150 |
| = | 12971698 25 | − | 5009 5150 | X |
12971698 25 | − | 5009 5150 | X | = | 0 |
| - | 5009 5150 | X | = | 0 | − | 12971698 25 |
| - | 5009 5150 | X | = | - | 12971698 25 |
12971698 25 | = | 5009 5150 | X |
5009 5150 | X | = | 12971698 25 |
| X | = | 12971698 25 | ÷ | 5009 5150 |
| = | 12971698 25 | × | 5150 5009 |
| = | 12971698 | × | 206 5009 |
| X | = | 2672169788 5009 |
| X | = | 533473.704931 |